<UL><LI>Strengthens Inside Out</LI><LI> Prevents Reversion </LI><LI> Block Humidity</LI></UL><BR/> Our revolutionary thermal smoothing system with DOUX-plex™ Bonding Technology goes beyond the surface to repair and preserve textured hair and protect delicate curls from heat damage. Not only does the PRESS PLAY Thermal Bonding System protect your hair from heat damage on the surface, but it also nourishes hair from the inside out. NO MORE HAVING TO CHOOSE BETWEEN STRAIGHT AND STRONG